FR2719848B1 - Process for the manufacture of crosslinked siloxanes by disproportionation. - Google Patents

Process for the manufacture of crosslinked siloxanes by disproportionation.

Info

Publication number
FR2719848B1
FR2719848B1 FR9505048A FR9505048A FR2719848B1 FR 2719848 B1 FR2719848 B1 FR 2719848B1 FR 9505048 A FR9505048 A FR 9505048A FR 9505048 A FR9505048 A FR 9505048A FR 2719848 B1 FR2719848 B1 FR 2719848B1
Authority
FR
France
Prior art keywords
disproportionation
manufacture
crosslinked siloxanes
siloxanes
crosslinked
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
FR9505048A
Other languages
French (fr)
Other versions
FR2719848A1 (en
Inventor
John Simon Razzano
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of FR2719848A1 publication Critical patent/FR2719848A1/en
Application granted granted Critical
Publication of FR2719848B1 publication Critical patent/FR2719848B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
    • C01B21/097—Compounds containing nitrogen and non-metals and optionally metals containing phosphorus atoms
    • C01B21/098—Phosphonitrilic dihalides; Polymers thereof
    • C01B21/0986—Phosphonitrilic dichlorides; Polymers thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/06—Preparatory processes
    • C08G77/08—Preparatory processes characterised by the catalysts used
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/06—Preparatory processes
    • C08G77/10—Equilibration processes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/2962—Silane, silicone or siloxane in coating
FR9505048A 1994-04-29 1995-04-27 Process for the manufacture of crosslinked siloxanes by disproportionation. Expired - Lifetime FR2719848B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/235,431 US5457220A (en) 1994-04-29 1994-04-29 Process for the production of crosslinked siloxanes by disproportionation

Publications (2)

Publication Number Publication Date
FR2719848A1 FR2719848A1 (en) 1995-11-17
FR2719848B1 true FR2719848B1 (en) 1996-11-29

Family

ID=22885467

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9505048A Expired - Lifetime FR2719848B1 (en) 1994-04-29 1995-04-27 Process for the manufacture of crosslinked siloxanes by disproportionation.

Country Status (5)

Country Link
US (1) US5457220A (en)
JP (1) JP3462294B2 (en)
DE (1) DE19514987A1 (en)
FR (1) FR2719848B1 (en)
GB (1) GB2288809B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6136996A (en) * 1995-12-13 2000-10-24 General Electric Company Catalysts for polycondensation and redistribution of organosiloxane polymers
US5916993A (en) * 1997-12-31 1999-06-29 General Electric Company Synthesis of a linear phosphonitrilic chloride catalyst
US7485692B2 (en) 1999-08-04 2009-02-03 Hybrid Plastics, Inc. Process for assembly of POSS monomers
US6316655B1 (en) * 2001-02-20 2001-11-13 Dow Corning Corporation Method of making hydroxy end-terminated linear siloxanes
JP3915881B2 (en) * 2001-03-14 2007-05-16 信越化学工業株式会社 Method for producing branched low-molecular siloxane
AU2003204101B2 (en) * 2002-05-13 2008-08-28 Tenn-Tex Plastics, Inc. Rollout tray mounting system for cabinet
DE502004000039D1 (en) * 2003-07-04 2005-09-15 Wacker Chemie Gmbh Storage-stable silicone compounds
WO2006063127A2 (en) * 2004-12-07 2006-06-15 Hybrid Plastics, Inc. Process for highly purified polyhedral oligomeric silsesquioxane monomers
EP1856190A4 (en) * 2005-03-07 2011-02-09 Hybrid Plastics Inc Process for assembly of poss monomers
DE102005030579A1 (en) * 2005-06-30 2007-01-04 Wacker Chemie Ag Silicone resins with defined reactivity
WO2008043512A2 (en) * 2006-10-10 2008-04-17 Dow Corning Corporation Silicone foam control agent
EP2268255B1 (en) * 2008-04-16 2020-08-26 Dow Silicones Corporation Preparation of silicone microemulsions
EP2406323B1 (en) 2009-03-10 2013-07-24 Dow Corning Toray Co., Ltd. Oil-in-water silicone emulsion composition
GB0905502D0 (en) 2009-03-31 2009-05-13 Dow Corning Organopolysiloxane emulsions and their production
JP5894911B2 (en) 2009-03-31 2016-03-30 ダウ コーニング コーポレーションＤｏｗ Ｃｏｒｎｉｎｇ Ｃｏｒｐｏｒａｔｉｏｎ Branched organopolysiloxane
GB0905488D0 (en) 2009-03-31 2009-05-13 Dow Corning Organopolysiloxane compositions and their production
GB0905507D0 (en) 2009-03-31 2009-05-13 Dow Corning Organopol Ysiloxane Compositions Containing An Active Material
EP2589627B1 (en) 2010-07-02 2016-10-12 Dow Corning Toray Co., Ltd. Oil-in-water silicone emulsion composition
EP3938426B1 (en) 2019-03-14 2023-01-11 Dow Silicones Corporation Polyorganosiloxane hybrid pressure sensitive adhesive and methods for the preparation and use thereof
US20230103925A1 (en) 2020-04-20 2023-04-06 Dow Silicones Corporation Polyorganosiloxane hybrid pressure sensitive adhesive and methods for the preparation and use thereof
JP2023524386A (en) 2020-05-07 2023-06-12 ダウ シリコーンズ コーポレーション (Meth)acrylate-functional silicones and methods for their preparation and use

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3706775A (en) * 1970-12-17 1972-12-19 Wacker Chemie Gmbh Method of preparing high molecular weight linear organopolysiloxanes
US4203903A (en) * 1979-05-10 1980-05-20 The Upjohn Company Process for the recovery of spectinomycin
DE3428581A1 (en) * 1984-08-02 1986-02-13 Wacker-Chemie GmbH, 8000 München METHOD FOR STABILIZING ORGANOPOLYSILOXANS
DE3727182A1 (en) * 1987-08-14 1989-02-23 Wacker Chemie Gmbh PRODUCTION AND PROCESSING OF MIXTURES WITH A HIGH CONTENT OF ORGANOCYCLOSILOXANES
DE3742068A1 (en) * 1987-12-11 1989-06-22 Wacker Chemie Gmbh METHOD FOR THE PRODUCTION OF DIORGANOPOLYSILOXANES ESTABLISHED IN THE ENDSTANDING UNITS OF AN SI-LINKED HYDROXYL GROUP
DE3903137A1 (en) * 1989-02-02 1990-08-16 Wacker Chemie Gmbh COMPOSITIONS CONTAINING PHOSPHORNITRIDE CHLORIDE
GB9103666D0 (en) * 1991-02-21 1991-04-10 Dow Corning Sa Method of making organopolysiloxanes
GB9105372D0 (en) * 1991-03-14 1991-05-01 Dow Corning Sa Method of making siloxane compositions
DE4317909A1 (en) * 1993-05-28 1994-12-01 Wacker Chemie Gmbh Process for condensing and / or equilibrating organosilicon compounds

Also Published As

Publication number Publication date
JP3462294B2 (en) 2003-11-05
US5457220A (en) 1995-10-10
DE19514987A1 (en) 1995-11-02
GB2288809A (en) 1995-11-01
JPH0848780A (en) 1996-02-20
FR2719848A1 (en) 1995-11-17
GB2288809B (en) 1998-07-22
GB9507166D0 (en) 1995-05-31

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